Which of these is classified as an emerging virus that can have a direct impact on human health?

Biology

1 answer:

umka21 [38]3 years ago

5 0

Answer:

The correct answer is: D. Ebola.

Explanation:

Ebola Virus is a single-stranded RNA (ribonucleic acid) virus.
The natural host of the virus is Fruit bat but it can also infect humans.
The transmission of the virus into humans is mediated from infected bats through body fluids.
The major disease caused by the virus is is Hemorrhagic fever. In this disease, the platelet (responsible for clotting of blood) count in the blood drops far below normal. As a result, bleeding can get initiated both in the body interior or exterior. This disease can cause multiple organ failure and death.
Recently, in the year 2018, the Central African country, Democratic Republic of Congo experienced a severely fatal endemic due to the Ebola virus that killed many people within a short period of time.

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Prokaryotes have their chromosomes located in an area called the nucleoid.<br> a. True<br> b. False

g100num [7]

Answer:

True

Explanation:

Unlike eukaryotic cells, which have a nucleus that contains the genome and is separated from the cytoplasm by a membrane, the prokaryotic nucleoid is not membrane-bound and is not considered an organelle. The nucleoid is simply the area within a prokaryiotic cell where its DNA is located.

8 0

3 years ago

Starch is made up of:

lesantik [10]

Answer:

units of C 6 H 12 O 6

Explanation:

Starch is a polymer of billions of glucose units joined through a condensation reaction that splits out molecule of water. Starch is an important part of our food belonging to the category of carbohydrates. It is found in cereals and potatoes.

Starch can be in two forms based on the their structure and some other differences:

1) Amylose- straight chain polymer

2)Amylopectin- Branched chain polymer

You can see the structure of starch with glucose monomers for better understanding in the image.

Hope it helps!